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Finding the Fourth Proportional to 68,141.60, 94,036.56 and 37,927.52

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Solution

The fourth proportional to 68,141.60, 94,036.56 and 37,927.52 is: 52,340.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,141.60 : 94,036.56 = 37,927.52 : x
  2. Step 2: Convert to fraction form
    68,141.60/94,036.56 = 37,927.52/x
  3. Step 3: Cross multiply
    68,141.60x = 94,036.56 × 37,927.52
  4. Step 4: Simplify right side
    68,141.60x = 3,566,573,510.13
  5. Step 5: Solve for x
    x = 3,566,573,510.13/68,141.60
  6. Step 6: Final answer
    x = 52,340.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.